Historic Michigan Administrative Codes
Follow this link to search the Michigan Administrative Code and annual supplements from its inception in 1944 through 1997.
Governing Michigan
The Library of Michigan is transitioning to a new site for state government publications. Please bear with us as we make updates to improve your access. We apologize for any inconvenience – if you have any questions, please contact us at librarian@michigan.gov or 517-335-1477.
Thank you for your patience!
The Library of Michigan is the official repository for published Michigan state government information.
This project was made possible in part by the Institute of Museum and Library Services. Additional funding is provided by the State of Michigan and the Library of Michigan Foundation.
Michigan Government Information
Public information from all branches of Michigan state government, excluding content defined in other collections here
Michigan Administrative Law Materials
Materials related to the regulatory functions and duties of Michigan government agencies within the Executive Branch
Michigan Legislative & Statutory Materials
Documents created by the Michigan Legislature and resources that provide insight into laws and the law-making process
Michigan Constitutional Law
Michigan state constitutional convention proceedings and amendments, including state government analyses and commentary
Michigan Caselaw, Court Rules, & Procedure
A collection of primary, secondary and procedural resources developed and produced by the Michigan Judicial Branch
Michigan Regional, Local, & Tribal Government Materials
Materials published by local and regional authorities including county, township, municipal, and village governments
Library of Michigan History
Images and documents chronicling the Library of Michigan’s 190 year history and its impact on libraries and citizens
Michigana Collection
Privately or commercially published materials about Michigan people, places and events